Messages in this thread Patch in this message | | | From | Pu Wen <> | Subject | [RFC PATCH RESEND] perf/x86/rapl: Add Hygon Fam18h RAPL support | Date | Mon, 20 Jul 2020 16:22:05 +0800 |
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Hygon Family 18h(Dhyana) support RAPL in bit 14 of CPUID 0x80000007 EDX, and has MSRs RAPL_PWR_UNIT/CORE_ENERGY_STAT/PKG_ENERGY_STAT. So add Hygon Dhyana Family 18h support for RAPL.
The output is available via the energy-pkg pseudo event: $ perf stat -a -I 1000 --per-socket -e power/energy-pkg/
Signed-off-by: Pu Wen <puwen@hygon.cn> --- arch/x86/events/rapl.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/x86/events/rapl.c b/arch/x86/events/rapl.c index 0f2bf59f4354..18c69d84b031 100644 --- a/arch/x86/events/rapl.c +++ b/arch/x86/events/rapl.c @@ -788,6 +788,7 @@ static const struct x86_cpu_id rapl_model_match[] __initconst = { X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE_L, &model_skl), X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE, &model_skl), X86_MATCH_VENDOR_FAM(AMD, 0x17, &model_amd_fam17h), + X86_MATCH_VENDOR_FAM(HYGON, 0x18, &model_amd_fam17h), {}, }; MODULE_DEVICE_TABLE(x86cpu, rapl_model_match); -- 2.23.0
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